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Patents > National tech categories : DE 77 or DE 77h.6 or FR 5.3

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Office:
Inventors:
None (22) · Jakob Haw (7) · Christian Lorenzen (7) · Ernst Georg August Baumgarten (6) · Hellmuth Hirth (4) · F. Gaebert (4) · Carl Alfred Johansson (3) · Otto Schmidt (3) · Georg Fischer (3)
Applicant person:
None (98) · Ernst Georg August Baumgarten (6) · Jakob Haw (5) · Carl Alfred Johansson (3) · F. Gaebert (3) · Georg Fischer (3)
Applicant is inventor:
Tech fields:
LTA (84) · propeller (70) · None (62) · propulsion (53) · balloon (32) · navigation (29) · frame (24) · car (20) · airship (14) · propellers (13) · control (12) · stability (12) · airplane (10) · dirigible (10) · captive (9) · subsystem (9) · electricity (9) · marine (9) · kite (9)
Full specification filed date:
Application number:
None (223) · 371992D (2)
Granted:
Supplementary to patent:
None (214) · Patent BE-1914-07-23 François-Henri-Célestin Lacambra (2) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent DE-1917-305040 (2) · Patent FR-1908-405961 (2)
Related to aircraft:
Assigned to:
National tech categories: (Click arrow to add another value)
IPCs:
None (124) · IPC B64C33/02 (13) · IPC B64C11/16 (11) · IPC B64B1/00 (10) · IPC B64C3/00 (7) · IPC B64C11/34 (6) · IPC B64C11/00 (6) · IPC B64C31/06 (5) · IPC B64C27/04 (5) · IPC B64B1/58 (5) · IPC B64B1/40 (5) · IPC B64C39/00 (4) · IPC B64C11/20 (4) · IPC B64C11/06 (4) · IPC B64C23/00 (4) · IPC B64B1/06 (3)
CPCs:
None (96) · CPC B64B1/00 (18) · CPC B64C33/02 (15) · CPC B64B1/40 (9) · CPC B64C11/00 (6) · CPC B64C3/00 (6) · CPC B64C11/20 (6) · CPC B64C11/006 (6) · CPC B64C11/04 (6) · CPC B64C2700/6235 (6) · CPC B64C23/005 (5) · CPC B64B1/58 (4) · CPC A63H27/08 (4) · CPC B64C2700/6281 (4) · CPC B64C33/00 (4) · CPC B64C11/16 (4) · CPC B64C2700/6273 (4)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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